| RACER | Rapid Access to Collections by Electronic Requesting 
| Others |
| RACER | Rapid And Cost Effective Rotorcraft
| Others |
| RACER | Recruit Activate Connect Encourage Retain
| Others |
| RACER | Renamed ABox and Concept Expression Reasoner
| Others |
| RACER | Rescue Alarm Contain Extinguish Relocate
| Others |
| RACER | Revitalizing Auto Communities Environmental Response
| Others |